Japan Geoscience Union Meeting 2025

Masataka Kawaguchi

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Convener, Chairperson

Wed. May 28, 2025 9:00 AM - 10:30 AM Convention Hall (CH-B) (International Conference Hall, Makuhari Messe)

  • [E] Oral
  • | S (Solid Earth Sciences )
  • | S-VC Volcanology

[S-VC30] International Volcanology

convener:Chris Conway(Geological Survey of Japan, AIST), Keiko Matsumoto(Geological Survey of Japan, The National Institute of Advanced Industrial Science and Technology), Taishi Yamada(Sakurajima Volcano Research Center, Disaster Prevention Research Institute, Kyoto University), Masataka Kawaguchi(Earthquake Research Institute, the University of Tokyo), Chairperson:Chris Conway(Geological Survey of Japan, AIST), Taishi Yamada(Sakurajima Volcano Research Center, Disaster Prevention Research Institute, Kyoto University), Dan Muramatsu(Earthquake Reserch Institute, The University of Tokyo), Ryo Tanaka(Hokkaido University,Institute of Seismology and Volcanology)

Wed. May 28, 2025 10:45 AM - 12:15 PM Convention Hall (CH-B) (International Conference Hall, Makuhari Messe)

  • [E] Oral
  • | S (Solid Earth Sciences )
  • | S-VC Volcanology

[S-VC30] International Volcanology

convener:Chris Conway(Geological Survey of Japan, AIST), Keiko Matsumoto(Geological Survey of Japan, The National Institute of Advanced Industrial Science and Technology), Taishi Yamada(Sakurajima Volcano Research Center, Disaster Prevention Research Institute, Kyoto University), Masataka Kawaguchi(Earthquake Research Institute, the University of Tokyo), Chairperson:Keiko Matsumoto(Geological Survey of Japan, The National Institute of Advanced Industrial Science and Technology), Masataka Kawaguchi(Earthquake Research Institute, the University of Tokyo), Mayumi Mujin(Tohoku University), Takafumi Maruishi(National Research Institute for Earth Science and Disaster Resilience)

Wed. May 28, 2025 5:15 PM - 7:15 PM Poster Hall (Exhibition Hall 7&8, Makuhari Messe)

  • [E] Poster
  • | S (Solid Earth Sciences )
  • | S-VC Volcanology

[S-VC30] International Volcanology

convener:Chris Conway(Geological Survey of Japan, AIST), Keiko Matsumoto(Geological Survey of Japan, The National Institute of Advanced Industrial Science and Technology), Taishi Yamada(Sakurajima Volcano Research Center, Disaster Prevention Research Institute, Kyoto University), Masataka Kawaguchi(Earthquake Research Institute, the University of Tokyo)

Mon. May 26, 2025 9:00 AM - 10:30 AM Convention Hall (CH-B) (International Conference Hall, Makuhari Messe)

  • [J] Oral
  • | S (Solid Earth Sciences )
  • | S-VC Volcanology

[S-VC33] Mechanism of volcanic eruptions

convener:Mayumi Mujin(Hokkaido University), Ryo Tanaka(Hokkaido University,Institute of Seismology and Volcanology), Takafumi Maruishi(National Research Institute for Earth Science and Disaster Resilience ), Dan Muramatsu(Earthquake Reserch Institute, The University of Tokyo), Chairperson:Mayumi Mujin(Tohoku University), Dan Muramatsu(Earthquake Reserch Institute, The University of Tokyo), Masataka Kawaguchi(Earthquake Research Institute, the University of Tokyo), Keiko Matsumoto(Geological Survey of Japan, The National Institute of Advanced Industrial Science and Technology)

Speaker, Author, Co-Author

Tue. May 27, 2025 9:00 AM - 10:30 AM Convention Hall (CH-B) (International Conference Hall, Makuhari Messe)

  • [J] Oral
  • | S (Solid Earth Sciences )
  • | S-VC Volcanology

[S-VC32] Active Volcanism

Tue. May 27, 2025 10:45 AM - 12:15 PM Convention Hall (CH-B) (International Conference Hall, Makuhari Messe)

  • [J] Oral
  • | S (Solid Earth Sciences )
  • | S-VC Volcanology

[S-VC32] Active Volcanism

11:00 AM - 11:15 AM

[SVC32-17] Tracing the Magma Plumbing System of Kirishima Volcano through Helium Isotopes in Phenocrysts of the Volcanic Ejecta

*Rai Yoneda1, Hirochika Sumino2, Masataka Kawaguchi3, Toshiaki Hasenaka4, Yasuhisa Tajima5, Nanae Fukushima2 (1.School of Science, The University of Tokyo, 2.Research Center for Advance Science and Technology, The University of Tokyo, 3.Earthquake Research Institute, The University of Tokyo, 4.Center of Water Cycle, Marine Environment and Disaster Management, Kumamoto University, 5.Research and Development Center, Nippon Koei Co.,LTD.)

Mon. May 26, 2025 5:15 PM - 7:15 PM Poster Hall (Exhibition Hall 7&8, Makuhari Messe)

  • [J] Poster
  • | S (Solid Earth Sciences )
  • | S-VC Volcanology

[S-VC33] Mechanism of volcanic eruptions

Tue. May 27, 2025 10:45 AM - 12:15 PM 301A (International Conference Hall, Makuhari Messe)

  • [J] Oral
  • | S (Solid Earth Sciences )
  • | S-GC Geochemistry

[S-GC38] Solid Earth Geochemistry, Cosmochemistry

11:45 AM - 12:00 PM

[SGC38-05] Geochemical insights into Sunda Arc magmas genesis: To melt or not to melt?

*Esti Handini1, Toshiaki Hasenaka2, Takashi Sano3, Nicholas Dewitt Barber4, Hikaru Iwamori5, Masataka Kawaguchi5, Prya Arif Rahman1 (1.Geological Engineering Department, Universitas Gadjah Mada, 2.Center for Water Cycle, Marine Environment, and Disaster Management, Kumamoto University, 3.National Museum of Nature and Science, Tokyo , 4.Department of Earth and Environmental Geoscience, Washington & Lee University, 5.Earthquake Research Institute, The University of Tokyo)